Measurement of the 235U(n,f) cross section relative to the 10B(n,α) reaction with Micromegas detectors at the CERN n_TOF facility: First results

Autor: Michalopoulou Veatriki, Diakaki Maria, Vlastou Rosa, Kokkoris Michael, Stamatopoulos Athanasios, Tsinganis Andrea, Eleme Zinovia, Patronis Nikolas, Heyse Jan, Schillebeeckx Peter, Tassan-Got Laurent, Barbagallo Massimo, Colonna Nicola, Urlass Sebastian, Macina Daniela, Chiaveri Enrico, Aberle Oliver, Alcayne Victor, Amaducci Simone, Andrzejewski Józef, Audouin Laurent, Babiano-Suarez Victor, Bacak Michael, Bennett Samuel, Berthoumieux Eric, Billowes Jon, Bosnar Damir, Brown Adam, Busso Maurizio, Caamaño Manuel, Caballero-Ontanaya Luis, Calviño Francisco, Calviani Marco, Cano-Ott Daniel, Casanovas Adria, Cerutti Francesco, Cortés Guillem, Cortés-Giraldo Miguel, Cosentino Luigi, Cristallo Sergio, Damone Lucia-Anna, Davies Paul-John, Dietz Mirco, Domingo-Pardo César, Dressler Rugard, Ducasse Quentin, Dupont Emmeric, Durán Ignacio, Fernández-Domínguez Beatriz, Ferrari Alfredo, Finocchiaro Paolo, Göbel Kathrin, Garg Ruchi, Gawlik-Ramięga Aleksandra, Gilardoni Simone, Gonçalves Isabel, González-Romero Enrique, Guerrero Carlos, Gunsing Frank, Harada Hideo, Heinitz Stephan, Jenkins David, Junghans Arnd, Käppeler† Franz, Kadi Yacine, Kimura Atsushi, Knapová Ingrid, Krtička Milan, Kurtulgil Deniz, Ladarescu Ion, Lederer-Woods Claudia, Leeb Helmut, Lerendegui-Marco Jorge, Lonsdale Sarah-Jane, Manna Alice, Martínez Trinitario, Masi Alessandro, Massimi Cristian, Mastinu Pierfrancesco, Mastromarco Mario, Maugeri Emilio-Andrea, Mazzone Annamaria, Mendoza Emilio, Mengoni Alberto, Milazzo Paolo, Mingrone Federica, Moreno-Soto Javier, Musumarra Agatino, Negret Alexandru, Nolte Ralf, Ogállar Francisco, Oprea Andreea, Pavlik Andreas, Perkowski Jarosław, Piersanti Luciano, Petrone Cristina, Pirovano Elisa, Porras Ignacio, Praena Javier, Quesada José-Manuel, Ramos-Doval Diego, Rauscher Thomas, Reifarth René, Rochman Dimitri, Rubbia Carlo, Sabaté-Gilarte Marta, Saxena Alok, Schumann Dorothea, Sekhar Adhitya, Smith Gavin, Sosnin Nikolay, Sprung Peter, Tagliente Giuseppe, Tain José, Tarifeño-Saldivia Ariel, Thomas Benedikt, Torres-Sánchez Pablo, Ulrich Jiri, Valenta Stanislav, Vannini Gianni, Variale Vincenzo, Vaz Pedro, Ventura Alberto, Vescovi Diego, Vlachoudis Vasilis, Wallner Anton, Woods Philip-John, Wright Tobias, Žugec Petar

Publikováno v: EPJ Web of Conferences, Vol 284, p 01030 (2023)

Neutron cross section measurements are often made relative to a neutron cross section standard. Thus, the accuracy of the neutron standards determines the best possible accuracy of the neutron measurements. The 235U(n,f) cross section is widely used

Externí odkaz: https://doaj.org/article/5f59104300154ae68199dc8b36867a38

Neutron activations for lower s-process temperatures

Autor: Heftrich Tanja, Al-Khasawleh Kafa, Borzek Sandra, Brückner Benjamin, Dellmann Sophia Florence, Dogan Ozan Can, El Mard Asmaa, Erbacher Philipp, Gail Madeleine, Göbel Kathrin, Habermehl Fabian, Heybeck Benedict, Kisselbach Timo, Kurtulgil Deniz, Mourad Rim, Reich Markus, Reifarth René, Sheriff Silas, Staab Tom, Volknandt Meiko, Weigand Mario

Publikováno v: EPJ Web of Conferences, Vol 279, p 06011 (2023)

The slow neutron capture process produces heavy elements in different stellar sites at different temperatures. Neutron capture cross sections for stellar temperatures between kBT = 5 keV and kBT = 100 keV are crucial for a quantitative understanding

Externí odkaz: https://doaj.org/article/3dcda5e898804a158fd3726b0e88301a

Investigation of the 7Li(p,n) neutron fields at high energies

Autor: Brückner Benjamin, Erbacher Philipp, Göbel Kathrin, Heftrich Tanja, Khasawneh Kafa, Kurtulgil Deniz, Langer Christoph, Nolte Ralf, Reich Markus, Reifarth René, Thomas Benedikt, Weigand Mario, Wiescher Michael, Volknandt Meiko

Publikováno v: EPJ Web of Conferences, Vol 260, p 11005 (2022)

The neutron activation method is well-suited to investigate neutron-capture cross sections relevant for the main s-process component. Neutrons can be produced via the 7Li(p,n) reaction with proton energies of 1912 keV at e.g. Van de Graaff accelerato

Externí odkaz: https://doaj.org/article/69bb2a7342e5482f93a8b05f86a1be83

Investigation of 54Fe(n,γ)55Fe and 35Cl(n, γ)36Cl reaction cross sections at keV energies by Accelerator Mass Spectrometry

Autor: Slavkovská Zuzana, Wallner Anton, Reifarth René, Pavetich Stefan, Bott Lukas, Brückner Benjamin, Göbel Kathrin, Al-Khasawneh Kafa, Koll Dominik, Merchel Silke, Reich Markus, Volknandt Meiko, Weigand Mario

Publikováno v: EPJ Web of Conferences, Vol 232, p 02005 (2020)

Activations with neutrons in the keV energy range were routinely performed at the Karlsruhe Institute of Technology (KIT) in Germany in order to simulate stellar conditions for neutron-capture cross sections. A quasi-Maxwell-Boltzmann neutron spectru

Externí odkaz: https://doaj.org/article/3506e67cdb5240ebb44429ebd13077e2

Reactor neutrons in nuclear astrophysics

Autor: Reifarth René, Glorius Jan, Göbel Kathrin, Heftrich Tanja, Jentschel Michael, Jurado Beatriz, Käppeler Franz, Köster Ulli, Langer Christoph, Litvinov Yuri A., Weigand Mario

Publikováno v: EPJ Web of Conferences, Vol 146, p 01003 (2017)

The huge neutron fluxes offer the possibility to use research reactors to produce isotopes of interest, which can be investigated afterwards. An example is the half-lives of long-lived isotopes like 129I. A direct usage of reactor neutrons in the ast

Externí odkaz: https://doaj.org/article/a66573c559394afbabe17df185d21225